The Crotalinae, commonly known as pit vipers, or pit adders, are a subfamily of vipers found in Asia and the Americas. Like all other vipers, they are venomous. They are distinguished by the presence of a heat-sensing pit organ located between the eye and the nostril on both sides of the head. Currently, 23 genera and 155 species are recognized: These are also the only viperids found in the Americas. The groups of snakes represented here include rattlesnakes, lanceheads, and Asian pit vipers. The type genus for this subfamily is Crotalus, of which the type species is the timber rattlesnake, C. horridus.
Trimeresurus is a genus of pit vipers found in Asia from the Indian Subcontinent throughout Southeast Asia, China, and the Pacific Islands. Currently 44 species are recognized. Common names include Asian palm pit vipers, Asian lanceheads, and green pit vipers.
Tropidolaemus huttoni is a little-known species of pit viper, a venomous snake in the subfamily Crotalinae of the family Viperidae. The species is endemic to the southern Western Ghats of India. There are no subspecies that are currently recognized. Little is known about this species, as this species is known only from two young individuals, based on which it was first described in 1949. Despite long-term and targeted herpetological surveys in the particular hill range (Meghamalai), it has never been re-sighted there or elsewhere since then.
Craspedocephalus gramineus, known as the bamboo pit viper, Indian green pit viper, or common green pit viper, is a venomous pit viper species found in the southern and north eastern parts of India. No subspecies are currently recognized.
Craspedocephalusmalabaricus, commonly known as Malabar pit viper, Malabar rock pit viper, or rock viper, is a venomous pit viper species endemic to the high-moderate elevations of Western Ghats of southwestern India. Recently this species complex was split into three different species, Craspedocephalus malabaricus, Craspedocephalus travancoricus, Craspedocephalus anamallensis.
Trimeresurus popeiorum is a species of venomous pit viper in the family Viperidae. The species is native to northern and northeastern parts of India and Southeast Asia. Common names include: Pope's pit viper, Pope's green pit viper, Pope's tree viper and Pope's bamboo pitviper.
Trimeresurus purpureomaculatus is a venomous pit viper species native to India, Bangladesh and Southeast Asia. Common names include: mangrove pit viper, mangrove viper, and shore pit viper.
Trimeresurus stejnegeri is a species of venomous pit viper endemic to Asia. Two subspecies are currently recognized, including the nominate subspecies described here.
Bamboo viper may refer to:
Rock viper is a common name that is sometimes used to refer to at least three different species:
Craspedocephalus brasiliensis is a taxonomic synonym that may refer to the pit viper species:
Craspedocephalus is a genus of pit vipers found in Asia from the Indian Subcontinent to Southeast Asia. Currently 14 species are recognized.
Craspedocephalus puniceus is a venomous pit viper species endemic to Southeast Asia. Common names include: flat-nosed pitviper, flat-nosed pit viper, and ashy pit viper. No subspecies are currently recognized.
Craspedocephalus borneensis, commonly known as the Bornean pit viper, is a venomous pit viper species endemic to the island of Borneo. No subspecies are currently recognized.
Craspedocephalus brongersmai, also known commonly as Brongersma's pit viper, is a species of venomous snake in the subfamily Crotalinae of the family Viperidae. The species is native to islands off the west coast of Sumatra, Indonesia. No subspecies are currently recognized.
Craspedocephalus andalasensis, commonly known as the Sumatran palm pit viper, is a venomous pitviper species native to the Indonesian island of Sumatra.
Trimeresurus salazar, also known as Salazar's pit viper, is a species of venomous, green pit viper first discovered in 2019 in the lowlands of the western part of Arunachal Pradesh, India; the fifth new reptile species to be discovered in the region in 2019. It was named after Salazar Slytherin from the Harry Potter series. It has a dark green head and yellowish green dorsal scales on the rest of its body. The species is sexually dichromatic; the males have reddish-orange and yellow-orange stripes and a rusty red-orange tail that the females lack. Its habitat is under threat from human development activities.
Craspedocephalus peltopelor is a species of pit viper endemic to the Western Ghats region of India. It is commonly known as the southern large-scaled pit viper.
Craspedocephalus anamallensis, also known as Malabarian pit viper is a species of partly arboreal and venomous pitviper from South India. It is named after the Anamalai hills it is from.
Craspedocephalus travancoricus is a venomous species of arboreal pit viper from India named after the Travancore hills it inhabits.
